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Abstract #3865

Tracking Age-Related Changes using NOEMTR in Brain Subregions at 3T

Blake Benyard1, Mark A Elliott1, Ryan A Armbruster1, Dushyant Kumar1, Ravi Prakash Reddy Nanga1, Neil E Wilson1, and Ravinder Reddy1
1Radiology, University of Pennsylvania, Philadelphia, PA, United States

Synopsis

Keywords: Aging, Aging, CEST, NOE

Motivation: Demyelination and lipid degeneration occurs as the human brain ages. Our motivation was to investigate the age-dependent variations of these lipids changes in subcortical gray matter regions using NOEMTR in the brains of 15 subjects.

Goal(s): To determine the correlation of the human brain NOEMTR metric with age.

Approach: We performed NOE MRI experiments on multiple subjects from ages (24Y-76Y) using NOEMTR at 3T.

Results: The Spearman’s correlation coefficient indicates that NOEMTR declines in several brain subregions with aging.

Impact: NOEMTR can be used to track lipid changes in white and gray matter subregions of the aging brain.

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Keywords